import java.util.Scanner;

public class demo04 {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        System.out.println("请输入一个数");
       int num = sc.nextInt();
       if (num %2 == 1){
           System.out.println(num+"是一个奇数");
       }
    }
}
